ARB 150331 Differential Master Shim (95.8mm x 80mm x 4mm)

The ARB 150331 Differential Master Shim is a precision-engineered component designed for proper differential assembly and bearing preload adjustment. This high-quality shim is manufactured from durable materials to ensure reliable performance in demanding 4x4 and off-road applications.

Key Specifications:

• Outside Diameter: 95.8mm (3.77 inches)
• Inside Diameter: 80.0mm (3.15 inches)
• Thickness: 4.0mm (0.16 inches)
• Part Number: 150331

Installation:

The master shim must be assembled between the stepped side of the seal housing and the bearing cup to ensure proper differential carrier bearing preload and alignment. This critical component helps maintain correct bearing positioning during differential assembly.

Engineered by ARB, a trusted leader in 4x4 accessories and differential components, this master shim delivers the quality and reliability required for professional differential installations and repairs.